Specifications
| Fuel | natural gas |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 70 kW |
| Controller | PowerCommand 2100 |
| Voltage options | 12 V |
| Phase | 1/3 |
| Battery voltage | 12 V |
| Battery quantity | 1 |
Common questions
What size generator is the Cummins/Onan 70 GGHF?
The Cummins/Onan 70 GGHF is rated 70 kW standby.
Which engine powers the Cummins/Onan 70 GGHF?
The Cummins/Onan 70 GGHF is powered by the Ford 4P-680-AA engine.
What fuel type does the Cummins/Onan 70 GGHF take?
The Cummins/Onan 70 GGHF runs on natural gas.
What voltages is the Cummins/Onan 70 GGHF available in?
The Cummins/Onan 70 GGHF is offered in 12 V, 1/3-phase.
What battery does the Cummins/Onan 70 GGHF use?
The Cummins/Onan 70 GGHF uses 1 battery, 12 V each, per the manufacturer specification sheet.
Troubleshooting
6Fault codes
| Code | Meaning |
|---|---|
| 121 | Speed Signal Lost |
| 135 | Oil Pressure Sensor High |
| 141 | Oil Pressure Sensor Low |
| 143 | Pre-Low Oil Pressure Sensor |
| 144 | Coolant Temperature Sensor High |
| 145 | Coolant Temperature Sensor Low |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Cummins/Onan 70 GGHF troubleshooting guide (53 entries) →
Parts
23| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 148-1202 | Regulator | 1 | Sensor | Amazon eBay |
| 148-1231 | Regulator | 1 | Sensor | Amazon eBay |
| 148-1246 | Regulator | 1 | Sensor | Amazon eBay |
| 307-2886 | Valve, Solenoid | 1 | Sensor | Amazon eBay |
| 307-2890 | Valve, Solenoid | 1 | Sensor | Amazon eBay |
| 309-0669-01 | Switch, Low Pressure | 1 | Sensor | Amazon eBay |
| 503-0191 | Hose, Water - Bulk (Order by the Foot - 1 Foot Required) | Hose | Amazon eBay | |
| 503-2293-04 | Hose, Coolant | 1 | Hose | Amazon eBay |
| 503-2293-05 | Hose, Coolant | 1 | Hose | Amazon eBay |
| 503-2353-03 | Hose, Fuel | 1 | Hose | Amazon eBay |
| 148-1090 | Clamp, Fuel System - Input | 1 | Service part / kit | Amazon eBay |
| 148-1234-02 | Clamp, Fuel System | 1 | Service part / kit | Amazon eBay |
| 148-1240 | Converter | 1 | Service part / kit | Amazon eBay |
| 148-1243 | Clamp, Fuel System | 1 | Service part / kit | Amazon eBay |
| 148-1247-02 | Bracket, Fuel System | 1 | Service part / kit | Amazon eBay |
| 148-1248-02 | Bracket, Converter | 1 | Service part / kit | Amazon eBay |
| 155-1256 | Clamp, Muffler | 1 | Service part / kit | Amazon eBay |
| 307-0268 | Valve, Solenoid | 1 | Service part / kit | Amazon eBay |
| 338-3816-01 | Harness, Dual Fuel | 1 | Service part / kit | Amazon eBay |
| 338-4395 | Harness, Jumper | 1 | Service part / kit | Amazon eBay |
| 525-0304 | Gallon Can | 1 | Service part / kit | Amazon eBay |
| 525-0305 | 12 oz. Pressurized Spray Can | 1 | Service part / kit | Amazon eBay |
| 525-0306 | Quart Can | 1 | Service part / kit | Amazon eBay |
Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Standby | 100% | 9.08 | 2.4 |
Available documents
This page was generated from the 2 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.